Recent questions tagged ASP.NET

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asp.net core - Multipart body length limit exceeded exception

Although having set the MaxRequestLength and maxAllowedContentLength to the maximum possible values in the web.config section ... (ASP.Net Core) See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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asp.net - Get GridView selected row DataKey in Javascript

I have GridView which I can select a row. I then have a button above the grid called Edit which the ... the selected records ID in javascript? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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asp.net - Any way to add HttpHandler programmatically in .NET?

I've been researching this a bit but haven't come across an answer -- is there any way to programatically ... without adding to the web.config? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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asp.net mvc - MVC 4 ignores DefaultModelBinder.ResourceClassKey

Adding a resource file to App_GlobalResources with a PropertyValueRequired key and changing DefaultModelBinder.ResourceClassKey to the ... } } } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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451 views

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asp.net - How to detect/track postback in javascript?

How to detect/track/check postback in javascript(e.g in asp.net Page.isPostBack())? Any suggestion? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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407 views

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asp.net - ASP .Net Web API downloading images as binary

I want to try to use Web API make a rest call but I want the response to be the actual binary image stored ... = "avatar.png"; return result; See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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487 views

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asp.net web api - How to use Container instead of ObjectFactory in StructureMap ServiceActivator?

When implementing DI in WebAPI with StructureMap, we used the ServiceActivator found in Configuring Dependency ... the Container class? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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548 views

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asp.net mvc - Can I add a class to an HTML.ActionLink in MVC3

I have this code and would like to add a class to the link. Is it possible to do this in MVC3? Html.ActionLink("Create New", "Create") See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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asp.net mvc 4 - What effect does the new precompile during publishing option have on MVC4 applications?

So I recently updated Visual Studio 2012 to Update 2. Lo and behold, the next time I go to publish my ... see any real change in performance. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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305 views

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asp.net - LINQ to SQL Web Application Best Practices

In my experience building web applications, I've always used a n-tier approach. A DAL that gets data from the ... solution using LINQ to SQL? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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618 views

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asp.net - How to do AsyncPostBackTrigger for the LinkButton in the Repeater

In my page, I have an LinkButton inside repeater, but the UpdatePanel cannot find the LinkButton to ... you have any suggestion? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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379 views

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asp.net - Web authentication state - Session vs Cookie?

What's the best way to authenticate and track user authentication state from page to page? Some say session ... thoughts? Any good examples? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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asp.net - Too many cookies OpenIdConnect.nonce cause error page "Bad Request - Request Too Long"

I'm using OWIN / OAuth with OpenId Connect authentication (Microsoft.Owin.Security.OpenIdConnect) in a C# ASP ... periodically with ajax calls. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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476 views

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asp.net - Can I hide/show asp:Menu items based on role?

Am I able to hide certain menu items in an asp:Menu control based on role? <asp:Menu ID="mTopMenu" runat=" ... I am using asp.net role provider. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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592 views

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asp.net mvc 3 - Entity Framework Validation confusion - maximum string length of '128'

I'm faced with a confusing problem where in my Edit or Create action result methods, EF4 will throw a ... where else should I look? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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571 views

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asp.net mvc - Hiddenfor not getting correct value from view model

I have a multi-step file import process. I have a hidden form input in my view that I am trying to ... of the current step between POSTs? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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603 views

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asp.net mvc - Is it possible to use RedirectToAction() inside a custom AuthorizeAttribute class?

Using ASP.Net MVC 2, is there any way to use the RedirectToAction() method of the Controller class inside a class ... to just hard-code the URL. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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488 views

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asp.net mvc - Mapping Lists using Automapper

I have the classes: public class Person{ /* Props here */ } public class PersonViewModel { /* Props here */ } ... is the correct way to do this? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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565 views

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asp.net - The entry '' has already been added error

I have a web.config in ASP.net giving me configuration error. <connectionStrings> <add name="conn1" connectionString= ... what it is wrong with. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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asp.net mvc - how to redirect to external url from c# controller

I'm using a c# controller as web-service. In it I want to redirect the user to an external url. How do ... Response.Redirect but it didn't work. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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532 views

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asp.net - What do the TargetFramework settings mean in web.config in ASP .NET MVC?

One of our ASP.NET MVC 5 web applications has the following web.config settings: <system.web> <compilation ... missing something, but what? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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475 views

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asp.net - Using Panel or PlaceHolder

What is the difference between <asp:Panel > and <asp:PlaceHolder > in ASP.NET? When should you use one over the other? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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657 views

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asp.net mvc - Generating AntiForgeryToken in WebForms

I have a .NET Webforms site thanks needs to post to my MVC Application which currently sits inside the ... to the MVC's AntiForgeryValidation. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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asp.net - Convert HTML to PDF in MVC with iTextSharp in MVC Razor

I am trying to convert HTML to PDF with iTextSharp in MVC Razor, but everything I have tried has not worked. ... know how to accomplish this? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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805 views

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asp.net mvc - Ajax Pagination in PagedList.MVC using partial Page

PagedList.Mvc is working fine if I do not use partial page but when I use partial page with ajax to load the ... . How can I achieve this? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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588 views

1 answer

asp.net - How can I determine browser window size on server side C#

How can I get the exact height and width of the currently open browser screen window? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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435 views

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asp.net mvc - post and get with same method signature

In my controller I have two actions called "Friends". The one that executes depends on whether or not it's a "get" ... If so, how do I do that? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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663 views

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asp.net mvc 4 - The view or its master was not found or no view engine supports the searched locations

Error like:The view 'LoginRegister' or its master was not found or no view engine supports the searched locations. The ... .Optional } ); } } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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